GM 4L30-E transmission explained

4L30-E
Production:1991–2004
Manufacturer:General Motors
Class:4-speed longitudinal automatic transmission
Predecessor:TH180/3L30
Successor:5L40-E/5L50

The 4L30-E was an automatic transmission developed and produced by General Motors. It was developed for light-duty use in longitudinal engine rear-wheel drive vehicles, replacing the similar TH180/3L30. The 4L30-E was used in many European and Japanese vehicles, including the BMW 3- and 5 Series, Isuzu Rodeo and its derivatives, and Opel Omega/Cadillac Catera. It was replaced by the 5-speed 5L40-E/5L50. The 4L30-E was built at GM's transmission plant in Strasbourg, France.

Technical data

Gear ratios

Type/Gear1234R
A (Opel/BMW)2,4001,4671,0000,723-2,000
B (Isuzu Trooper/Rodeo)2,8601,6201,0000,723-2,000

Torque

The 4L30-E can handle up to 350 Nm of engine torque.

Applications

References

See also

Notes and References

  1. Web site: BMW E34 user manual, 1992, p. 137 . https://archive.today/20130629092127/http://img91.imageshack.us/img91/6544/137yd3.jpg . dead . 2013-06-29 .